Recharging Sri Lanka from Japan: plans start at about JPY 153.69 ($0.97). Up to JPY 2,000 gets Dialog Airtime top-up. The cheapest way to keep a number active is Mobitel, about 9.56 JPY a day. Sri Lanka is 3 hours 30 minutes behind Japan. Prices checked 20 October 2026.
✓ Delivered in seconds, or your money back. If the operator rejects it, you get a full refund.
Drop the leading 0 when you add +94.
Example format only, not a real number. Source: Google libphonenumber data.
| You spend up to | Best plan within budget | Operator | Validity | Price |
|---|---|---|---|---|
| JPY 1,000 | 16.2 GB for 30 days | Mobitel | 30 days | $6.27 |
| JPY 2,000 | Airtime top-up | Dialog | Operator default | $12.55 |
| JPY 5,000 | Airtime top-up | Dialog | Operator default | $24.42 |
Converted at 158.44 JPY per $1, daily reference rate. Checkout shows the exact amount before you pay.
| Operator | Plans | From | Credit per $1 (best plan) | Cheapest per day (28+ days) | Validity |
|---|---|---|---|---|---|
| Dialog | 5 | $12.55 | Rs 183 | No long plans | Operator default |
| Hutch | 2 | $12.55 | Rs 177 | No long plans | Operator default |
| Mobitel | 8 | $0.97 | Rs 176 | 6¢ (30-day plan) | 7 to 30 days |
Live prices checked 20 October 2026, including our service fee. Cost per day uses the cheapest plan lasting 28 days or more, useful for keeping a number active.
| Plan | On the phone | You pay | About, in JPY |
|---|---|---|---|
| Airtime top-up | ≈ LKR 2,189 | $12.55 | JPY 1,988 |
| Airtime top-up | ≈ LKR 4,379 | $24.42 | JPY 3,869 |
| Airtime top-up | ≈ LKR 6,568 | $36.29 | JPY 5,750 |
| Airtime top-up | ≈ LKR 8,757 | $48.16 | JPY 7,631 |
| Airtime top-up | ≈ LKR 13,136 | $71.90 | JPY 11,392 |
| Plan | On the phone | You pay | About, in JPY |
|---|---|---|---|
| Airtime top-up | ≈ LKR 2,159 | $12.55 | JPY 1,988 |
| Airtime top-up | ≈ LKR 4,318 | $24.42 | JPY 3,869 |
| Plan | Validity | On the phone | You pay | About, in JPY |
|---|---|---|---|---|
| 600 MB for 7 days | 7 days | LKR 49 | $0.97 | JPY 154 |
| 2600 MB for 30 days | 30 days | LKR 199 | $1.81 | JPY 287 |
| LKR 330 recharge | Operator default | LKR 330 | $2.54 | JPY 402 |
| LKR 500 recharge | Operator default | LKR 500 | $3.50 | JPY 555 |
| Unlimited plan 1 Mbps | 7 days | LKR 722 | $4.73 | JPY 749 |
| 16.2 GB for 30 days | 30 days | LKR 999 | $6.27 | JPY 993 |
| 40 GB for 30 days | 30 days | LKR 1,999 | $11.82 | JPY 1,873 |
| Unlimited plan 4 Mbps | 30 days | LKR 6,208 | $35.25 | JPY 5,585 |
Live from the operators, updated 20 October 2026. Prices are in US dollars and include our service fee; nothing is added at checkout. Enter the number above for the exact plans on that line.
Bank OTPs, banking apps and ID verification all need your home SIM active. A small recharge every validity cycle keeps it working while you're abroad.
Parents' phone out of balance? Recharge it from here with your card and they get it before you've closed the tab.
Same Slashtel account as your travel eSIM. One WhatsApp support line for both. Data without borders, in both directions.
Balance codes, customer care numbers and how long each Sri Lanka number stays active are on the Sri Lanka recharge page and each operator page (Dialog, Mobitel, Hutch, Airtel).
Pay with a card from any country. Top up numbers in Sri Lanka with a Visa, Mastercard, Amex, Apple Pay or Google Pay issued anywhere (debit or credit; prepaid and gift cards are not accepted). No local bank account, local wallet or local number needed.
Country code +94: how to call Sri Lanka and its number format.
Up to JPY 1,000: Mobitel 16.2 GB for 30 days, 30 days ($6.27). Up to JPY 2,000: Dialog Airtime top-up ($12.55). Up to JPY 5,000: Dialog Airtime top-up ($24.42). Converted at 158.44 JPY per $1 on 20 October 2026.
Mobitel at $1.81 for 30 days (2600 MB for 30 days), about 6¢ a day, as of 20 October 2026. .
Dialog, at about Rs 183 per $1 on 20 October 2026, against Rs 176 per $1 for Mobitel.
Sri Lanka (Colombo) is 3 hours 30 minutes behind Tokyo right now. Recharges are delivered around the clock, so the time of day does not matter.
Enter it with the country code +94. A number written locally as 071 234 5678 becomes +94 71 234 5678, so drop the leading 0 after the country code. Sri Lankan mobile numbers have 9 digits after the country code. The example is a format guide, not a real number.
Enter the number with the country code, pick a plan and pay by card. The operator is detected automatically and the credit goes straight to the phone. You do not need an account or a bank account in Sri Lanka.
Yes. Visa, Mastercard and other major debit and credit cards issued in Japan and most other countries are accepted.
Yes. Slashtel tops up any prepaid number in Sri Lanka, your own or a family member's. You only need the number; the person does not need an account.
Recharges are delivered instantly and cannot be reversed once they reach a valid number, so check the number before you pay. If the operator rejects the number, Slashtel resends or refunds you in full.
Prices on this page are in US dollars and include the Slashtel service fee. At checkout your card may be shown and charged in your local currency, and the exact amount is confirmed before you pay.
Yes. Payments are processed by Stripe with 3D Secure where your bank supports it, and Slashtel never sees or stores your full card details.
Most recharges arrive within a few minutes. If the phone is switched off, the credit lands when it next connects. You get a confirmation email with your order reference.
If the operator rejects the recharge, we resend it. If it still can't be delivered, write to esim@slashtel.com or message us on WhatsApp with your order reference and we'll sort it out.
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